*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:'Inter',sans-serif;background:#0d1117;color:#fff;display:flex;min-height:100vh;}
.sidebar{width:230px;min-height:100vh;background:#161b22;border-right:1px solid rgba(255,255,255,0.07);display:flex;flex-direction:column;position:fixed;top:0;left:0;z-index:100;}
.sidebar-logo{padding:20px 18px;border-bottom:1px solid rgba(255,255,255,0.07);display:flex;align-items:center;gap:12px;}
.sidebar-logo .icon{width:38px;height:38px;background:linear-gradient(135deg,#d97706,#f97316);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px;}
.sidebar-logo span{font-size:13px;font-weight:700;color:#fff;display:block;}
.sidebar-logo small{font-size:10px;color:#f97316;letter-spacing:1px;}
nav{flex:1;padding:14px 10px;overflow-y:auto;}
nav a{display:flex;align-items:center;gap:11px;padding:10px 13px;border-radius:9px;color:#94a3b8;text-decoration:none;font-size:13px;font-weight:500;margin-bottom:3px;transition:all 0.2s;}
nav a:hover,nav a.active{background:rgba(249,115,22,0.15);color:#f97316;}
nav a i{width:16px;text-align:center;font-size:13px;}
.sidebar-footer{padding:14px;border-top:1px solid rgba(255,255,255,0.07);}
.main{margin-left:230px;flex:1;display:flex;flex-direction:column;}
.topbar{padding:14px 26px;background:#161b22;border-bottom:1px solid rgba(255,255,255,0.07);display:flex;align-items:center;justify-content:space-between;}
.topbar h2{font-size:17px;font-weight:700;}
.topbar-actions{display:flex;align-items:center;gap:10px;}
.topbar-actions input{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:8px;padding:8px 14px;color:#fff;font-size:13px;width:190px;outline:none;}
.icon-btn{width:34px;height:34px;background:rgba(255,255,255,0.05);border:none;border-radius:8px;color:#94a3b8;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.avatar{width:34px;height:34px;background:linear-gradient(135deg,#d97706,#f97316);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;cursor:pointer;}
.page{display:none;padding:24px;}
.page.active{display:block;}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;}
.kpi{background:#161b22;border:1px solid rgba(255,255,255,0.07);border-radius:13px;padding:20px 18px;}
.kpi label{font-size:11px;color:#64748b;text-transform:uppercase;letter-spacing:1px;display:block;margin-bottom:6px;}
.kpi .val{font-size:24px;font-weight:800;}
.kpi.green .val{color:#10b981;} .kpi.blue .val{color:#38bdf8;} .kpi.orange .val{color:#f97316;} .kpi.red .val{color:#f43f5e;}
.charts-row{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-bottom:24px;}
.card{background:#161b22;border:1px solid rgba(255,255,255,0.07);border-radius:13px;padding:20px;}
.card h4{font-size:13.5px;font-weight:600;margin-bottom:16px;color:#e2e8f0;}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.card-header h4{margin:0;}
.table-card{background:#161b22;border:1px solid rgba(255,255,255,0.07);border-radius:13px;padding:20px;margin-bottom:20px;}
table{width:100%;border-collapse:collapse;}
th{font-size:11px;color:#64748b;text-transform:uppercase;letter-spacing:0.8px;padding:9px 13px;text-align:left;border-bottom:1px solid rgba(255,255,255,0.06);}
td{font-size:13px;padding:11px 13px;border-bottom:1px solid rgba(255,255,255,0.04);color:#cbd5e1;}
tr:last-child td{border:none;} tr:hover td{background:rgba(255,255,255,0.02);}
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;}
.badge.confirmed{background:rgba(16,185,129,0.15);color:#10b981;}
.badge.pending{background:rgba(249,115,22,0.15);color:#f97316;}
.badge.cancelled{background:rgba(244,63,94,0.15);color:#f43f5e;}
.badge.active{background:rgba(56,189,248,0.15);color:#38bdf8;}
.badge.inactive{background:rgba(100,116,139,0.15);color:#94a3b8;}
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:9px;font-size:13px;font-weight:600;border:none;cursor:pointer;transition:all 0.2s;text-decoration:none;}
.btn-primary{background:linear-gradient(135deg,#d97706,#f97316);color:#fff;}
.btn-primary:hover{opacity:0.9;}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,0.12);color:#94a3b8;}
.btn-outline:hover{background:rgba(255,255,255,0.05);}
.btn-sm{padding:6px 13px;font-size:12px;}
.btn-green{background:linear-gradient(135deg,#059669,#10b981);color:#fff;}
.btn-wa{background:#25d366;color:#fff;}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.form-group{display:flex;flex-direction:column;gap:5px;}
.form-group label{font-size:12px;color:#64748b;font-weight:500;}
.form-group input,.form-group select,.form-group textarea{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:8px;padding:9px 13px;color:#fff;font-size:13px;outline:none;font-family:'Inter',sans-serif;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:#f97316;}
.form-group select option{background:#161b22;}
.full{grid-column:1/-1;}
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.75);z-index:200;align-items:center;justify-content:center;}
.modal-overlay.open{display:flex;}
.modal{background:#161b22;border:1px solid rgba(255,255,255,0.1);border-radius:16px;padding:28px;width:680px;max-width:95vw;max-height:90vh;overflow-y:auto;}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.modal-header h3{font-size:17px;font-weight:700;}
.modal-close{background:none;border:none;color:#64748b;font-size:20px;cursor:pointer;}
.modal-footer{display:flex;gap:10px;justify-content:flex-end;margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,0.07);}
/* Invoice Preview */
.inv-box{background:#fff;color:#1e293b;border-radius:12px;padding:28px;margin-top:12px;}
.inv-box h3{color:#d97706;font-size:18px;margin-bottom:4px;}
.inv-table th{background:#f8fafc;color:#64748b;font-size:11px;padding:8px 10px;}
.inv-table td{color:#1e293b;font-size:13px;padding:8px 10px;}
.paid-stamp{display:inline-block;border:3px solid #10b981;color:#10b981;padding:3px 14px;border-radius:6px;font-weight:800;font-size:16px;transform:rotate(-10deg);margin-top:12px;}
/* WA chat bubble */
.wa-bubble{background:#dcf8c6;color:#1e293b;border-radius:12px 12px 0 12px;padding:12px 16px;font-size:13px;max-width:280px;margin-left:auto;line-height:1.6;}
.wa-meta{font-size:11px;color:#64748b;text-align:right;margin-top:4px;}
.back-home{display:inline-flex;align-items:center;gap:6px;color:#f97316;text-decoration:none;font-size:13px;}
.back-home:hover{text-decoration:underline;}
canvas{width:100%!important;}